Prelims • Paper 1 (GS) • 2023 • Q.55
Environmental Pollution and Degradation
With reference to the role of biofilters in Recirculating Aquaculture System, consider the following statements :
1
Biofilters provide waste treatment by removing uneaten fish feed.
2
Biofilters convert ammonia present in fish waste to nitrate.
3
Biofilters increase phosphorus as nutrient for fish in water.
Syllabus Connection
Conservation, environmental pollution and degradation, environmental impact assessment. (GS-III)
NCERT Connection
Ch.15: Our Environment
Science • Class 10 • Science Class 10
Ch.16: Sustainable Management of Natural Resources
Science • Class 10 • Science Class 10